Love it or hate it the One Health movement is gaining momentum and likely to be here to stay, for at least the remainder of my working life. There are a plethora of One Health courses and programs at universities around the world and the concept is even embedded as a core principle in future planning for veterinary education in the US. However, in the rush to embrace One Health have we lost some clarity about what it is we are pursuing and where it fits amongst other competing concepts? This presentation will provide a real-life example of how the principles of One Health have been applied to assist the development of a national strategy to control leptospirosis in Fiji. The successful process taken in Fiji has shaped our thinking on what One Health is and how to apply it in practice. It also clearly showed us the need to go beyond the traditional “Venn diagram” definition if we are going to get it beyond an academic exercise